Home / 39,208.90-54,096.34-22,210.44

Finding the Fourth Proportional to 39,208.90, 54,096.34 and 22,210.44

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Solution

The fourth proportional to 39,208.90, 54,096.34 and 22,210.44 is: 30,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,208.90 : 54,096.34 = 22,210.44 : x
  2. Step 2: Convert to fraction form
    39,208.90/54,096.34 = 22,210.44/x
  3. Step 3: Cross multiply
    39,208.90x = 54,096.34 × 22,210.44
  4. Step 4: Simplify right side
    39,208.90x = 1,201,503,513.79
  5. Step 5: Solve for x
    x = 1,201,503,513.79/39,208.90
  6. Step 6: Final answer
    x = 30,643.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.